From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sean Anderson Date: Fri, 6 Mar 2020 15:36:42 -0500 Subject: [PATCH v1 6/8] spi: dw: Add mem_ops In-Reply-To: References: <20200305191925.959494-1-seanga2@gmail.com> <20200305191925.959494-7-seanga2@gmail.com> Message-ID: <2d82ab2f-a68d-da81-5d92-a5ddba71faeb@gmail.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On 3/6/20 12:03 PM, Eugeniy Paltsev wrote: > Hi Sean, > > I've tested the SPI (with SPI flash) on HSDK board (which have DW SPI) with your changes. > It completely break SPI on HSDK: > > --------------------->8-------------------------- > # sf probe > unrecognized JEDEC id bytes: ff, ff, ff > Failed to initialize SPI flash at 0:0 (error -2) > --------------------->8-------------------------- > > Tested from maix_spi HEAD (e338571bf528f58b3ced7fbd0c1f5d923caa1cfd) > > --- > Eugeniy Paltsev Can you try testing without this patch, but with all the other patches in the series? Alternatively, can you try testing with this patch, but withpout the previous one ([PATCH v1 5/8] spi: dw: Speed up transfer loops), and with logging/debug statements enabled? --Sean